POWR
Power unit
5-7
62Y3A11
Symptom: Engine does not accelerate when the throttle is opened quickly.
The engine turns off when the throttle is opened quickly.
Acceleration is tardy and the engine is likely to stop at any moment.
• Check the carburetors.
• Check the ignition system.
• Check the compression pressure of power unit.
Check the needle valve of the
carburetor for debris or wear.
Adjust the throttle cable.
Check each jet of the carburetor
for clogs or debris.
Clean or replace the respective
parts.
Debris or
wear?
Check the ignition
system and the
compression pres-
sure of the engine.
Clogs or
debris?
Yes
No
Yes
Yes
No
No
Check the throttle cable opera-
tion.
Clean the carburetor, or replace
respective parts.
Do the carbu-
retor throttle
valves close
simulta-
neously?
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